![]() Triggers include strong emotions, such as surprise, laughter, or anger. This weakness is temporary, lasting 2 minutes or less, but it can lead to falls and other accidents. ![]() Some people will have only mild weakness, such as a head or jaw drop, but some may collapse to the ground. CataplexyĬataplexy refers to sudden muscle weakness that affects the face, neck, and knees. They may result from the blend of wakefulness and dreaming that occurs with REM sleep. Hypnogogic hallucinations are vivid, often frightening sensory hallucinations that occur while falling asleep. People with narcolepsy will usually have a persistent feeling of sleepiness with a tendency to doze off at intervals throughout the day, often at inappropriate times. Overall, however, a person with narcolepsy usually spends the same amount of time asleep as a person without the condition. It can also disrupt nighttime sleep patterns. The primary symptom of narcolepsy is excessive daytime sleepiness, but it may also involve cataplexy, hypnagogic hallucinations, and sleep paralysis. This article outlines the symptoms, causes, and treatment options associated with narcolepsy. Experts believe that around 1 in 2,000 people have narcolepsy. In the United States, it is 50% more likely to affect females than males. Symptoms tend to appear in a person’s teenage years or early 20s or 30s. A person with narcolepsy may fall asleep at any time, such as while talking or driving. ![]() In severe cases, it can negatively impact social activities, school, work, and overall health and well-being. Narcolepsy can range in severity from mild to severe. It also features abnormal rapid eye movement (REM) sleep and can involve cataplexy, or brief attacks of muscle weakness and tone that can lead to body collapse. Lifestyle tips and some drugs may help manage it. It likely stems from the lack of hypocretin, a neurotransmitter. Polysomnography can detect breathing disorders (such as obstructive sleep apnea), seizure disorders, narcolepsy, periodic limb movement disorder, and unusual movements and behaviors during sleep (parasomnias).Narcolepsy is a long-term neurological condition that causes fragmented sleep, daytime sleepiness, brain fog, and other symptoms. A painless clip is attached to a finger or an ear to record oxygen levels in the blood. Electroencephalography (EEG) is a simple, painless procedure in which. read more, or ECG), muscle activity ( electromyography Electromyography and Nerve Conduction Studies Diagnostic procedures may be needed to confirm a diagnosis suggested by the medical history and neurologic examination. ![]() This record, the electrocardiogram (also known as an ECG). Electrodes are also attached to other areas of the body to record heart rate ( electrocardiography Electrocardiography Electrocardiography (ECG) is a quick, simple, painless procedure in which the heart’s electrical impulses are amplified and recorded. The recordings help provide doctors with information about sleep stages. read more, or EEG) as well as eye movements. Electrodes are pasted to the scalp and face to record the brain's electrical activity ( electroencephalography Electroencephalography Diagnostic procedures may be needed to confirm a diagnosis suggested by the medical history and neurologic examination. Polysomnography is usually done in a sleep laboratory, which may be located in a hospital, clinic, hotel room, or other facility that is equipped with a bed, bathroom, and monitoring equipment. ![]()
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